Some studies show that even students who earned high grades in science classes accept disproven explanations for scientific phenomena. These disproven explanations had been acquired prior to the science classes. These studies provide some support for which of the following systematic mistakes that people make?
a. people are overconfident
b. people give too much weight to a small number of vivid observations
c. people are reluctant to change their minds
d. All of the above are correct.
c
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The above table shows production combinations on a country's production possibilities frontier. Which of the following is an example of a point that is unattainable?
A) 0 units of good X and 40 units of good Y B) 6 units of good X and 28 units of good Y C) 10 units of good X and 16 units of good Y D) 3 units of good X and 35 units of good Y
Blue pens and black pens are close substitutes. The cross elasticity of demand for black pens with respect to the price of blue pens is ________
A) positive B) negative C) equal to 1 D) zero
Which of the following is not a feature of the steady state in Solow's exogenous growth model?
A) The capital/output ratio is steady. B) Capital grows continuously. C) Consumption per worker is steady. D) Total saving is steady.
If a firm is selling a quantity that is NOT on its best-response curve it
A) will go out of business. B) is in a Nash equilibrium. C) will want to change its behavior. D) is operating in a duopoly.